A site is a collection of openly accessible, woven Internet pages that share a single domain. Websites can be developed as well as preserved by a specific, group, business or company to serve a selection of functions. With each other, all openly easily accessible websites comprise the Web. Web sites can be found in a nearly unlimited selection, consisting of instructional websites, news websites, online forums, social networks websites, shopping sites, and more.
What is Pligg?

Pligg is an open source content management system that lets you easily create your own user-powered website.